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Re: spam blocking engine
- To: misc_(_at_)_openbsd_(_dot_)_org
- Subject: Re: spam blocking engine
- From: "David S." <davids_(_at_)_idiom_(_dot_)_com>
- Date: Thu, 19 Dec 2002 14:23:13 -0800
> > Getting a good list of open relays is hard. The last time I looked
> > (which was, admittedly, a while ago) I did not find very good
> > correspondence between the sites from which I saw spam being
> > originated, and which sites were blocked in several popular lists.
> relays.visi.com was good, but it's been shut down.
Somebody at the San Diego Supercomputing Center publishes a survey
survey and comparison of publicly-accessible DNS blacklists of spam